Which of the following elements is included in hemoglobin molecules?
A) Cobalt B) Copper C) Iron D) Iodine
C
You might also like to view...
Catabolism builds up molecules and anabolism breaks down molecules.
Answer the following statement true (T) or false (F)
What specific type of unipolar neuron is shown in the diagram labeled B?
a) Type I cutaneous mechanoreceptor (Merkel disc) b) Corpuscle of touch (Meissner corpuscle) c) Lamellated (Pacinian) corpuscle d) nociceptor e) Purkinje cell
Which of the following does NOT describe uses for the ATP molecule?
A) pigment structure B) mechanical work C) transport across membranes D) chemical work
Simple diffusion is best described as substances __________.
A)moving passively against a concentration gradient B)moving actively against a concentration gradient C)moving passively down a concentration gradient D)moving actively down a concentration gradient